package studentproject.dao;

import studentproject.domain.Student;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.ArrayList;

public abstract class BaseStudentDao {

    public abstract boolean addStudent(Student student);

    public abstract Student[] findAll();

    public abstract boolean updateStudent(Student stu);

    public abstract boolean deleteStudent(int index);

    public abstract int isExist(String id) ;


}
